305589840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1273291}}^1$

素因数の和:1273307

約数の個数: 40

約数和(自身を含む): 947329248

約数和(自身を除く): 641739408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1273291, 2546582, 3819873, 5093164, 6366455, 7639746, 10186328, 12732910, 15279492, 19099365, 20372656, 25465820, 30558984, 38198730, 50931640, 61117968, 76397460, 101863280, 152794920, 305589840]

約数ペア:

[(1, 305589840), (2, 152794920), (3, 101863280), (4, 76397460), (5, 61117968), (6, 50931640), (8, 38198730), (10, 30558984), (12, 25465820), (15, 20372656), (16, 19099365), (20, 15279492), (24, 12732910), (30, 10186328), (40, 7639746), (48, 6366455), (60, 5093164), (80, 3819873), (120, 2546582), (240, 1273291)]